LC7470 Просмотр технического описания (PDF) - SANYO -> Panasonic
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LC7470 Datasheet PDF : 13 Pages
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LC7470
Memory Configuration (display line ROM)
The display line ROM address range is from 0D (000H) to 1535D (5FFH). Data consists of 7 bits.
Bit DA DA DA DA DA DA DA DA DA DA DA DA DA DA DA DA
Address F
E
DC
B
A
9
8
7
6
5
4
3
2
1
0
Remarks
000
(000h)
0
0
0
0
0
0
0
0
ROM/
RAM
0
Line ROM: First character of the
ADR5 ADR4 ADR3 ADR2 ADR1 ADR0 first line
0023
(017h)
0
0
0
0
0
0
0
0
ROM/
RAM
0
Line ROM: Twenty-fourth
ADR5 ADR4 ADR3 ADR2 ADR1 ADR0 character of the first line
0024
(018h)
0
0
0
0
0
0
0
0
ROM/
RAM
0
ADR5
ADR4
ADR3
ADR2
ADR1
ADR0
Line ROM: First character of the
second line
ROM/
RAM
Character code
1535
(5FFh)
0
0
0
0
0
0
0
0
ROM/
RAM
0
ADR5
ADR4
ADR3
ADR2
ADR1
ADR0
Line ROM: Twenty-fourth
character of the sixty-fourth line
DA
0 to 8
0
1
2
3
4
5
6
7
Register name
ADR0
ADR1
ADR2
ADR3
ADR4
ADR5
ADR6
ROM/RAM
Status
0
1
0
1
0
1
0
1
0
1
0
1
0
0
1
Contents
Function
Used to specify the desired character ROM address.
To specify the desired display and control RAM address, set bit 7
(DA7) to '1' and seven bits ADR0 to ADR6 to '0'.
To access the character ROM, addresses 0D (000) to 63D (3FH) can
be used.
Set bit 6 (ADR6) to '0'.
Direct read access to the character ROM
Read access to the character ROM through the display RAM
Display Line ROM: Line Address Table
Line No.
1st line
2nd line
3rd line
4th line
5th line
6th line
7th line
8th line
Address No.
00HEX (0000)
18HEX (0024)
30HEX (0048)
48HEX (0072)
60HEX (0096)
78HEX (0120)
90HEX (0144)
A8HEX (0168)
9th line
10th line
11st line
12th line
13th line
14th line
15th line
16th line
C0HEX (0192)
D8HEX (0216)
F0HEX (0240)
108HEX (0264)
120HEX (0288)
138HEX (0312)
150HEX (0336)
168HEX (0360)
17th line
18th line
19th line
20th line
21st line
22nd line
23rd line
24th line
180HEX (0384)
198HEX (0408)
1B0HEX (0432)
1C8HEX (0456)
1E0HEX (0480)
1F8HEX (0504)
210HEX (0528)
228HEX (0552)
25th line
26th line
27th line
28th line
29th line
30th line
31st line
32nd line
240HEX (0576)
258HEX (0600)
270HEX (0624)
288HEX (0648)
2A0HEX (0672)
2B8HEX (0696)
2D0HEX (0720)
2E8HEX (0744)
Line No.
33rd line
34th line
35th line
36th line
37th line
38th line
39th line
40th line
41st line
42nd line
43rd line
44th line
45th line
46th line
47th line
48th line
49th line
50th line
51st line
52nd line
53rd line
54th line
55th line
56th line
57th line
58th line
59th line
60th line
61st line
62nd line
63rd line
64th line
Remarks
Address No.
300HEX (0768)
318HEX (0792)
330HEX (0816)
348HEX (0840)
360HEX (0864)
378HEX (0888)
390HEX (0912)
3A8HEX (0936)
3C0HEX (0960)
3D8HEX (0984)
3F0HEX (1008)
408HEX (1032)
420HEX (1056)
438HEX (1080)
450HEX (1104)
468HEX (1128)
480HEX (1152)
498HEX (1176)
4B0HEX (1200)
4C8HEX (1224)
4E0HEX (1248)
4F8HEX (1272)
510HEX (1296)
528HEX (1320)
540HEX (1344)
558HEX (1368)
570HEX (1392)
588HEX (1416)
5A0HEX (1440)
5B8HEX (1464)
5D0HEX (1488)
5E8HEX (1512)
No.3725–10/13
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